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Temporary/CasualEngineering

Mechanical Engineer

Invictus RecruitmentUK, UK🇬🇧United KingdomPosted 23 Oct 2026

Quick overview

Salary£46k/yr
SeniorityMid Senior
Employment typeTemporary/Casual
Work modeHybrid
LocationUK, UK, United Kingdom
Posted19 hours ago
HVAC

Job description

Mechanical Shift Engineer – Critical Environment

Location: North West London (Ruislip Area)
Salary: £46,000 Per Annum
Shift Pattern: 4 On 4 Off – Days & Nights
Job Type: Permanent, Full-Time
Training & Development: Further Qualifications & Upskilling Available

The Opportunity

We are currently recruiting for a Mechanically Biased Shift Engineer to join a well-established engineering team working within a critical environment in North West London, close to Ruislip.

This is an excellent opportunity for an experienced Mechanical Engineer looking to develop their career within a critical environment, with ongoing training, upskilling and opportunities to gain further technical qualifications.

Key Responsibilities
  • Carry out planned preventative maintenance (PPMs) and reactive maintenance across mechanical and building services systems.

  • Maintain and fault-find on HVAC, pumps, motors, AHUs, FCUs, pressurisation units and associated mechanical plant.

  • Respond to breakdowns and technical issues, ensuring minimal disruption to critical operations.

  • Monitor plant performance and identify potential faults before they impact operations.

  • Assist with maintaining electrical and mechanical systems where required.

  • Ensure all maintenance activities are completed in line with health & safety procedures and site compliance requirements.

  • Work closely with the engineering team to ensure the continuous operation of critical building services.

  • Complete maintenance records and update CAFM systems accurately.

Requirements
  • Mechanical engineering qualifications – NVQ Level 3, City & Guilds or equivalent preferred.

  • Previous experience working within commercial building services, facilities management or critical environments.

  • Strong understanding of mechanical plant, HVAC systems and associated maintenance.

  • Experience carrying out PPMs, reactive maintenance and fault finding.

  • Willingness to work a 4 on 4 off continental shift pattern covering days and nights.

  • Must be eligible and able to pass the required security clearance.

  • A proactive attitude and willingness to undertake further training and qualifications.

What's on Offer?
  • £46,000 basic salary.

  • Permanent, full-time employment.

  • 4 On 4 Off shift pattern – Days & Nights.

  • Excellent opportunities for technical upskilling and additional qualifications.

  • Exposure to specialist engineering systems within a critical environment.

  • Long-term career progression and development.

  • Supportive engineering team and established facilities management provider.

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